// interfaces/ImplementingAnInterface.java
// (c)2017 MindView LLC: see Copyright.txt
// We make no guarantees that this code is fit for any purpose.
// Visit http://OnJava8.com for more book information.

interface Concept { // Package access
    void idea1();

    void idea2();
}

class Implementation implements Concept {
    public void idea1() {
        System.out.println("idea1");
    }

    public void idea2() {
        System.out.println("idea2");
    }
}
